Service difficulty report · Skin · Boeing 7377Q8

Difficulty date
March 22, 2022
Submitted
April 18, 2022
Operation
Air carrier
Aircraft
N7877H
Make and model
Boeing 7377Q8
Aircraft serial
29359
Aircraft time
50,381 hours, 27,028 cycles
Part
Skin
Condition
Inadequate
Location
Fuselage
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DUE TO FLOOR BEAM REPAIR 2 EACH FLOOR BOARD MOUNTING HOLES ON PANEL 241ACF REQUIRE FILLING/PLUGGING FOR RELOCATION / [01] IDENTIFIED PANEL IAW SRM 53-00-50-0I-1 TABLE 6 FIG 6.<BR><BR>DUE TO REPAIRS BEING COMPLETED TO AFT GALLEY FLOOR STRUCTURE; (2EA) INSERT LOCATIONS REQUIRE MOVING TO ACCOMMODATE REPAIR PARTS WHICH IS ALLOWED IN SRM 53-70-50-2R-4 PARA 4.I NOTE. REFERENCE TTG8Q00BAKTT. <BR><BR>REPAIR TO COMPOSITE FLOOR PANEL TO 'MOVE' (2EA) INSERT LOCATIONS WILL BE COMPLETED IAW SRM 53-00-50-2R-6 AS GIVEN IAW SRM 53-00-50-2R-0.<BR><BR>REMOVED (2EA) THROUGH INSERTS IAW SRM 53-00-50-2R-6 PARA 3.B.<BR><BR>REMOVED CORE AND UPPER AND LOWER SKINS IN (2EA) LOCATIONS (2.6' X 1.6') BUT WILL BE COVERED BY ONE SET OF REPAIR PLIES; IAW SRM 53-00-50-2R-6 PARA'S 3.A; 3.C - 3.E.;[02] VALIDATED APPLICABILITY OF REPAIR TO BE COMPLETED IAW SRM 53-00-50-2R-6.;[03] UPDATED CAG SECTION OF MEASUREMENTS.;[04] VERIFIED CORRECTIVE ACTIONS 1-3<BR><BR>VALIDATED REPAIR PER SRM 53-00-50-2R-6;[05] FABRICATED REPAIR PLIES FOR LOWER SURFACE USING BMS 9-3 ST1581 LOT # 1475360-2 AND CORE PLUGS FROM BMS 8-124 CL4 TY5 GR5 LOT # 1283769 ALL IAW SRM 53-00-50-2R-6 PARA 3.F & 3.G.(1). OK TO INSTALL REPAIR PLIES FOR LOWER SURFACE AND CORE PLUGS.

More about the Boeing 737-7Q8